土壤成分分析标准物质认定值与不确定度质量分数( 10-6 )GBW07446（GSS-17）GBW07447（GSS-18）GBW07448（GSS-19）GBW07449（GSS-20）GBW07450（GSS-21）GBW07451（GSS-22）Ag 0.0500.006 0.0660.005 0.0500.005 0.0680.007 0.0730.003 0.0740.006As 6.20.4 10.70.5 7.70.4 8.70.6 9.70.4 7.80.5B 243 627 514 14338 486 527Ba 60612 4599 53414 35617 5104 74914Be 1.30.1 1.70.1 1.70.1 1.30.1 1.60.1 2.10.1Bi 0.150.02 0.250.01 0.230.01 0.190.01 0.250.02 0.250.02Br 0.80.2 7.21.0 5.80.7 6.51.2 1.50.2 242Cd 0.0580.011 0.150.01 0.1080.009 0.1080.011 0.1390.008 0.0650.012Ce 252 572 572 372 522 814Cl 386 0.780.05* 75878 4.00.3* 15212 0.510.03*Co 5.00.2 10.20.3 9.70.3 11.30.4 11.00.3 11.60.3Cr 255 552 492 433 555 573Cs 3.00.3 6.30.3 8.20.2 4.20.2 5.80.4 5.50.2Cu 12.60.6 19.50.5 16.00.5 281 241 18.30.8Dy 2.30.2 4.20.2 3.80.2 3.80.3 4.80.4 4.60.1Er 1.30.1 2.40.2 2.20.2 2.30.2 2.80.3 2.60.2Eu 0.660.05 1.060.05 1.000.05 0.950.04 1.130.06 1.300.03F 21920 49540 46614 52430 51031 41921Ga 10.80.5 13.20.4 13.40.6 12.90.7 15.10.3 17.40.5Gd 2.20.1 4.40.2 4.20.2 3.70.4 4.70.4 5.30.2Ge 1.110.08 1.210.04 1.230.05 0.990.06 1.240.07 1.280.07Hf 3.80.3 5.80.3 6.00.3 4.30.4 5.50.2 7.20.5Hg (0.007) 0.0150.003 0.0130.003 0.0080.002 0.0200.002 0.0200.002Ho 0.460.04 0.840.06 0.770.04 0.800.06 0.980.09 0.930.05I 0.520.13 1.40.2 1.90.2 1.40.4 0.730.14 8.60.7In 0.0240.003 0.0430.005 0.0380.004 0.0420.005 0.0490.005 0.0510.007La 14.00.3 301 301 19.41.4 261 442Li 14.20.8 322 301 272 281 361Lu 0.240.02 0.380.03 0.350.02 0.380.03 0.470.05 0.430.02Mn 3096 52910 51813 66720 70017 75513Mo 0.510.06 0.610.06 0.610.05 3.20.3 0.680.07 0.630.05N (106) 27333 1030109 (580) 46038 43829Nb 6.30.8 12.60.6 11.80.3 8.41.2 11.40.5 15.40.6Nd 12.40.4 261 251 18.71.0 251 352Ni 9.60.6 251 211 202 281 261土壤成分分析标准物质认定值与不确定度 （续 ）质量分数( 10-6 )GBW07446（GSS-17）GBW07447（GSS-18）GBW07448（GSS-19）GBW07449（GSS-20）GBW07450（GSS-21）GBW07451（GSS-22）P 22814 5879 50516 70624 61214 43818Pb 17.41.1 201 18.70.9 13.41.2 171 262Pr 3.20.2 6.90.3 6.90.3 4.70.2 6.40.5 9.40.5Rb 803 862 952 633 852 1084Re* 0.074 0.25 0.29 2.1 0.24 0.12S 10814 (0.7)* (816) 2.700.29* (167) 44042Sb 0.560.07 0.880.05 0.580.05 0.590.03 1.100.07 0.500.05Sc 5.10.5 9.70.4 8.70.4 12.00.4 11.20.3 10.40.3Se 0.0930.008 0.120.02 0.240.03 0.900.10 0.0840.012 0.110.02Sm 2.40.1 5.00.2 4.70.2 4.00.1 5.10.2 6.10.3Sn 1.30.3 2.40.4 2.30.2 1.80.4 2.40.3 2.60.2Sr 2098 2425 2328 43513 2055 2027Ta 0.420.08 0.910.14 0.880.10 0.570.08 0.840.12 1.10.2Tb 0.370.03 0.740.04 0.690.03 0.660.04 0.800.05 0.850.03Te (0.03) (0.03) (0.04) (0.04) (0.05) (0.04)Th 4.30.3 9.90.7 9.70.5 6.20.4 8.40.8 11.70.9Ti* 0.1910.005 0.320.01 0.300.01 0.330.03 0.370.02 0.380.01Tl 0.510.04 0.550.02 0.570.06 0.370.04 0.510.05 0.610.05Tm 0.230.02 0.390.03 0.350.03 0.380.03 0.470.04 0.430.02U 1.20.1 2.30.2 2.80.2 5.40.5 2.00.1 1.90.2V 404 665 605 827 753 693W 0.70.1 1.60.1 1.40.1 0.90.2 1.50.1 1.50.1Y 12.70.8 232 211 223 272 251Yb 1.50.1 2.50.2 2.20.2 2.40.3 3.00.3 2.80.2Zn 292 632 522 612 663 592Zr 1345 2046 2098 15318 19012 25513( 10-2 )SiO2 78.300.33 60.400.26 66.950.26 47.280.13 60.300.41 68.230.27Al2O3 9.650.09 10.560.05 11.020.10 10.390.10 11.960.09 13.890.17TFe2O3 2.070.03 3.630.05 3.440.06 4.120.07 4.070.06 4.060.05FeO (0.5) (1.1) (1.4) (0.6) (1.1) (0.6)MgO 0.780.08 2.580.07 1.690.03 2.980.13 2.040.04 1.470.06CaO 1.830.05 6.800.10 4.750.06 6.480.10 7.400.09 1.090.04Na2O 2.310.04 3.050.09 2.160.05 8.990.26 2.020.04 2.840.10K2O 2.560.03 2.110.02 2.290.02 1.990.05 2.430.04 2.970.04H2O (1.2) (2.7) (2.5) (3.2) (3.4) (3.4)CO2 0.760.13 4.540.42 2.920.27 (2.2) 4.790.25 (0.2)Corg.